Question 328714
LCD(6, 4, 5)
<pre>
Write them as products of prime numbers:

6 = 2*3
4 = 2*2
5 = 5

Line up the prime factors this way, so that
only like factors are in each column, like this:


6 = 2* *3
4 = 2*2 |
5 = | | |*5
    | | | |
    2*2*3*5 = 60

Bring them all to the bottom and multiply them.

Edwin</pre>